Add _.iteratee alias of _.callback.

lodash.js

@@ -8610,6 +8610,7 @@
      *
      * @static
      * @memberOf _
+     * @alias iteratee
      * @category Utility
      * @param {*} [func=identity] The value to convert to a callback.
      * @param {*} [thisArg] The `this` binding of the created callback.
@@ -9280,6 +9281,7 @@
     lodash.each = forEach;
     lodash.eachRight = forEachRight;
     lodash.extend = assign;
+    lodash.iteratee = callback;
     lodash.methods = functions;
     lodash.object = zipObject;
     lodash.select = filter;

test/test.js

@@ -2209,6 +2209,10 @@
         skipTest();
       }
     });
+
+    test('should be aliased', 1, function() {
+      strictEqual(_.iteratee, _.callback);
+    });
   }());
 
   /*--------------------------------------------------------------------------*/
@@ -11893,7 +11897,7 @@
 
     var acceptFalsey = _.difference(allMethods, rejectFalsey);
 
-    test('should accept falsey arguments', 193, function() {
+    test('should accept falsey arguments', 194, function() {
       var emptyArrays = _.map(falsey, _.constant([])),
           isExposed = '_' in root,
           oldDash = root._;